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UC Master Gardeners of Orange County

UC Master Gardeners of Orange County at events

What's Going On In Our Gardening Community - Want to learn from the experts? 

 

The Master Gardeners of Orange County provide gardening information to the public. 

Our mission is to share research-based guidance on home horticulture, pest management, and sustainable landscape practices with residents of Orange County. Our website is currently in transition with additional resources and advice added daily.   

Please check back regularly for updates.

 

Join us for the UC Master Gardener Expo, Plant Giveaway & Sale

 

Master Gardeners displaying table items for controlling mosquitos
Photo credit  MG E.Neilsen

Join us for the highly anticipated Master Gardener Expo, taking place on Saturday, April 11, 2026, from 9 AM to 1 PM at the Norman P. Murray Center in Mission Viejo. This vibrant event promises an incredible array of over 1,500 plants for sale, (the first 500 families in attendance receive a free 4 inch plant!)  including your favorite native plants, delightful succulents, aromatic herbs, and even homegrown tomatoes and peppers. Plus FREE compost while supplies last.

Join us for a day filled with inspiration as you explore the diverse offerings from our dedicated vendors and engage in enlightening garden talks designed to elevate your gardening skills and knowledge. Whether you're a seasoned gardener or just starting your green journey, this Expo is the perfect opportunity to connect with fellow gardening enthusiasts and learn from experts in the field. Mark your calendars today, and get ready to immerse yourself in the joy of gardening and community!

 

 

 

 

 

Contribute for a Better Future

Upcoming Events

Sustainable Gardening For Native Plants - Brea
Event Date
March 27, 2026

Sustainable Gardening For Native Plants - Brea

Master Gardeners will teach you how to create a sustainable garden that enhances the environment, manages water use, and employs safe, science-based practices and integrated pest management using…
Tomatoes A-Z - Irvine
Event Date
March 28, 2026

Tomatoes A-Z - Irvine

You could plant from dawn to dusk and still not plant every variety of tomato! Whether you are a novice or a pro, you’ll enjoy learning about tomatoes: their history and some fun facts,…
Butterflies in the Garden - Seal Beach
Event Date
March 30, 2026

Butterflies in the Garden - Seal Beach

Southern California hosts over 170 species of butterflies—vibrant residents and seasonal visitors fluttering through our sunny landscapes! You can turn your garden into their favorite…